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Terpinene

CAS: 99-86-5 | C10H16

2D Structure

3D Structure

Loading 3D structure...

Basic Information

CAS Registry Number: 99-86-5
Molecular Formula: C10H16
Molecular Mass: 136.24 g/mol

Names and Synonyms:

Terpinene
1,3-Cyclohexadiene, 1-methyl-4-(1-methylethyl)-
p-Mentha-1,3-diene
1-Methyl-4-(1-methylethyl)-1,3-cyclohexadiene
Terpilene
α-Terpinene
α-Terpinen
4-Isopropyl-1-methyl-1,3-cyclohexadiene
1-Methyl-4-isopropyl-1,3-cyclohexadiene
1-Isopropyl-4-methyl-1,3-cyclohexadiene
alpha-Terpinene
1-Methyl-4-propan-2-ylcyclohexa-1,3-diene

Identifiers:

SMILES:
CC1=CC=C(C(C)C)CC1
InChI:
InChI=1S/C10H16/c1-8(2)10-6-4-9(3)5-7-10/h4,6,8H,5,7H2,1-3H3

Key Properties

Boiling Point
175 °C CAS Common Chemistry
Melting Point
<25 °C CAS Common Chemistry
Density
0.85 g/cm³ CAS Common Chemistry

Spectral Data

NMR, IR, and Mass spectral data

1H NMR
13C NMR
Predicting NMR spectra...
10 ppm 9 8 7 6 5 4 3 2 1 0 ppm
Shift (ppm) Multiplicity Integration Assignment
200 ppm 180 160 140 120 100 80 60 40 20 0 ppm
Shift (ppm) DEPT Assignment

Note: These NMR spectra are predicted computationally and may differ from experimental data. Predictions are based on chemical environment analysis.

External Resources

All Properties

Comprehensive physical and chemical properties

Property Value Source
Molecular Mass 136.24 g/mol CAS Common Chemistry
136.238 g/mol RDKit
136.125200512 g/mol RDKit
Density 0.85 g/cm³ CAS Common Chemistry
0.8529 g/cm3 @ Temp: 23 °C CAS Common Chemistry
Wikipedia Url https://en.wikipedia.org/wiki/Terpinene CAS Common Chemistry
Boiling Point 175 °C CAS Common Chemistry
Canonical SMILES C=1C=C(CCC1C)C(C)C CAS Common Chemistry
InChI InChI=1S/C10H16/c1-8(2)10-6-4-9(3)5-7-10/h4,6,8H,5,7H2,1-3H3 CAS Common Chemistry
InChI Key InChIKey=YHQGMYUVUMAZJR-UHFFFAOYSA-N CAS Common Chemistry
Melting Point <25 °C CAS Common Chemistry
Name α-Terpinene CAS Common Chemistry
Terpinene CAS Common Chemistry
Heavy Atom Count 10 RDKit
Hydrogen Bond Acceptors 0 RDKit
Hydrogen Bond Donors 0 RDKit
Rotatable Bonds 1 RDKit
Aromatic Ring Count 0 RDKit
Topological Polar Surface Area 0.0 Ų RDKit
LogP 3.308900000000002 RDKit
Molar Refractivity 45.91200000000003 RDKit

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